after the chinese attacked a sal ##ient in a bend of the im ##jin river . the 1st commonwealth division counter @ - @ attacked on 3 october , capturing a number of objectives including hill 355 and hill 317 during the battle of mary ##ang san ; after five days the chinese retreated . australian casualties included 20 dead and 104 wounded . the bell ##iger ##ents then became locked in static trench warfare akin to the first world war , in which men lived in tunnels , red ##ou ##bt ##s , and sand ##bag ##ged forts behind barbed wire defences . from 1951 until the end of the war , 3 ra ##r held trenches on the eastern side of the division ' s positions
after the chinese attacked a salient in a bend of the imjin river. the 1st commonwealth division counter @ - @ attacked on 3 october, capturing a number of objectives including hill 355 and hill 317 during the battle of maryang san ; after five days the chinese retreated. australian casualties included 20 dead and 104 wounded. the belligerents then became locked in static trench warfare akin to the first world war, in which men lived in tunnels, redoubts, and sandbagged forts behind barbed wire defences. from 1951 until the end of the war, 3 rar held trenches on the eastern side of the division's positions